16273212 has 12 divisors (see below), whose sum is σ = 37970856. Its totient is φ = 5424400.

The previous prime is 16273163. The next prime is 16273217. The reversal of 16273212 is 21237261.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16273217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678039 + ... + 678062.

It is an arithmetic number, because the mean of its divisors is an integer number (3164238).

Almost surely, 2^16273212 is an apocalyptic number.

16273212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16273212 is an abundant number, since it is smaller than the sum of its proper divisors (21697644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16273212 is a wasteful number, since it uses less digits than its factorization.

16273212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356108 (or 1356106 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 16273212 is about 4034.0069409955. The cubic root of 16273212 is about 253.4103959154.

The spelling of 16273212 in words is "sixteen million, two hundred seventy-three thousand, two hundred twelve".